2. 外语
  3. Scientists speculated that __________ population growth and dwindling resources may force human to look to the sea for food.

Scientists speculated that __________ population growth and dwindling resources may force human to look to the sea for food.

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问题 Scientists speculated that __________ population growth and dwindling resources may force human to look to the sea for food.
选项 A、unavoidable
B、unconventional
C、unrestrained
D、unprecedented
答案C
解析 科学家们预测人口不加限制的增长和自然资源的减少会迫使人类从海洋中获取食物。本题考查否定形容词。 unavoidable是“不可避免的，必然的”；unconventional是“不从习俗的，不依惯例的”；unrestrained是“无约束的，不加限制的”；unprecedented是“无前例的，空前的”。
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大学英语六级

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